Base | Representation |
---|---|
bin | 101010010100101… |
… | …0101000010011110 |
3 | 10122222012120201021 |
4 | 1110221111002132 |
5 | 10402022321342 |
6 | 352530034354 |
7 | 50122552123 |
oct | 12451250236 |
9 | 3588176637 |
10 | 1420120222 |
11 | 669691384 |
12 | 3377189ba |
13 | 1982a4831 |
14 | d686c74a |
15 | 84a1b567 |
hex | 54a5509e |
1420120222 has 16 divisors (see below), whose sum is σ = 2148347520. Its totient is φ = 704025432.
The previous prime is 1420120189. The next prime is 1420120231. The reversal of 1420120222 is 2220210241.
It is a junction number, because it is equal to n+sod(n) for n = 1420120196 and 1420120205.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138153 + ... + 148075.
It is an arithmetic number, because the mean of its divisors is an integer number (134271720).
Almost surely, 21420120222 is an apocalyptic number.
1420120222 is a deficient number, since it is larger than the sum of its proper divisors (728227298).
1420120222 is a wasteful number, since it uses less digits than its factorization.
1420120222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10527.
The product of its (nonzero) digits is 128, while the sum is 16.
The square root of 1420120222 is about 37684.4825093831. The cubic root of 1420120222 is about 1124.0225840078.
Adding to 1420120222 its reverse (2220210241), we get a palindrome (3640330463).
The spelling of 1420120222 in words is "one billion, four hundred twenty million, one hundred twenty thousand, two hundred twenty-two".
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